Home / 90,219,050.28-124,503,483.78-48,966,437.16

Finding the Fourth Proportional to 90,219,050.28, 124,503,483.78 and 48,966,437.16

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Solution

The fourth proportional to 90,219,050.28, 124,503,483.78 and 48,966,437.16 is: 67,574,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,219,050.28 : 124,503,483.78 = 48,966,437.16 : x
  2. Step 2: Convert to fraction form
    90,219,050.28/124,503,483.78 = 48,966,437.16/x
  3. Step 3: Cross multiply
    90,219,050.28x = 124,503,483.78 × 48,966,437.16
  4. Step 4: Simplify right side
    90,219,050.28x = 6,096,492,014,714,449
  5. Step 5: Solve for x
    x = 6,096,492,014,714,449/90,219,050.28
  6. Step 6: Final answer
    x = 67,574,331.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.